Auto · County · Oregon
Car washes and detailers in Washington County, OR
How Washington County, OR compares with other counties and the U.S. for car washes and detailers: competitors, household spending, official counts and growth.
Groundwork market score · out of 100
Score 76 out of 100: High
Ranked #106 of 1,451 scored counties
#3 of 24 scored counties in Oregon
- Listings
- 60
- 8 chain locations (13%)
- Official establishments
- 30
- 0.0% since 2019
- Household spending a year
- $252.7M
- On vehicle maintenance and repairs · $1,074 a household
- Spending per listing
- $4.2M
- 67% above the U.S.
- Listings per 10k households
- 2.5
- 34% below the U.S.
- Population, 2025
- 611,708
- +1.8% since 2020
See the car washes and detailers around any address in Washington County
The site report maps the car washes and detailers on map listings near the address, by name and distance, and sizes the households and spending around it. Or open the report at the center of Washington County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardSurvey estimates 2020–2024 · population estimates 2025 · official business counts 2023 · map listings September 2026 · Data credits · How we measure
What this means
The Groundwork market score for car washes and detailers in Washington County is 76 (high), #106 of 1,451 scored counties and #3 of 24 scored counties in Oregon. That puts it in the top 10% of counties for car washes and detailers.
Map listings as of September 2026 show 60 car washes and detailers in Washington County. Of those, 8 are chain locations, or 13%, against 23% across the U.S. That is 2.5 per 10,000 households, 34% below the U.S. rate of 3.8.
Households in Washington County spend about $252.7M a year on vehicle maintenance and repairs, or $1,074 per household, 12% above the U.S. average. That works out to $4.2M per location, 67% above the U.S. figure of $2.5M. That spending covers all vehicle maintenance and repairs, which car washes and detailers share with other businesses in the trade.
The official count of businesses with payroll classed as car washes in Washington County was 30 in 2023, unchanged from 2019. That is one for every 7,847 households, against one for every 6,523 across the U.S. Since fiscal 2022, 1 SBA-backed loan worth $623K has gone to businesses classed as car washes in Washington County. Population estimates show Washington County grew 1.8% from 2020 to 2025, slower than the U.S. (+3.1%).
How Washington County compares
The same measures for Oregon and the whole U.S. Spending per listing divides a year of household spending on all vehicle maintenance and repairs by the car washes and detailers counted, so it measures the demand for each competitor, not any business’s revenue. Households per establishment does the same with the official count.
| Measure | Washington County | Oregon | U.S. |
|---|---|---|---|
| Listings per 10k households | 2.5 | 3.3 | 3.8 |
| Spending per listing | $4.2M | $3.2M | $2.5M |
| Households per official establishment | 7,847 | 7,043 | 6,523 |
| Official establishment growth, 2019–2023 | 0.0% | +7.5% | +16.7% |
| Population growth, 2020–2025 | +1.8% | +0.7% | +3.1% |
| Spending per household on vehicle maintenance and repairs | $1,074 | $1,050 | $958 |
| Median household income | $107,772 | $83,011 | $80,734 |
| Groundwork market score | 76 | 66 |
Official counts and lending
Businesses
- Official establishments, 2019 to 2023
- 30 → 300.0% over the period
- Employees, 2023
- 145
- Annual payroll, 2023
- $6M
- One-person businesses, 2023
- Not publishedNot published for this business type
- Map listings, September 2026
- 608 chain locations
- Listings at the U.S. rate for this spending
- 100The U.S. ratio of listings to household spending, applied here
SBA-backed loans since fiscal 2022
- Loans
- 1
- Amount
- $623K
SBA-backed loans to businesses classed as car washes in Washington County, through June 2026, placed by the borrower’s ZIP code. Official establishments are businesses with payroll; the official counts leave out places with fewer than 3.
Population and households in Washington County
- Population, 2025 estimate
- 611,708+1.8% since 2020
- Households
- 235,406
- Median age
- 39.2
- Homes lived in by their owners
- 61%
- Vehicles per household
- 1.9
- Land area
- 724 sq. mi.
- People per square mile
- 834
- Median household income
- $107,772+31.1% vs. 2015–2019, before inflation
- Average household income
- $137,880
- Median home value
- $588,000
- Jobs located here
- 327,531
- Daytime population
- 625,516Residents who don’t work, plus everyone whose job is here
Looking at a specific site in Washington County?
These figures cover the whole county. A site report draws rings around one address and counts what’s inside them: households, spending, jobs, and the car washes and detailers on map listings by name and distance.
Or open the report at the center of Washington County. Signed out, you see a blurred preview; on an account, each report is one action.
Free10 actions over 3 days, no cardCar washes and detailing across Oregon
Every Oregon market ranked →The highest-scoring counties in Oregon for car washes and detailers, numbered among those based in Oregon, with Washington County marked.
Top counties in Oregon
| Market | Score | Listings | Per 10k households | Spending per listing | Population growth | U.S. rank |
|---|---|---|---|---|---|---|
| 1Columbia County, OR | 85 | 7 | 3.3 | $3.8M | +2.6% | #35 of 1,451 |
| 2Benton County, OR | 78 | 13 | 3.4 | $3.1M | +4.4% | #82 of 1,451 |
| 3Washington County, OR | 76 | 60 | 2.5 | $4.2M | +1.8% | #106 of 1,451 |
| 4Clackamas County, OR | 73 | 35 | 2.1 | $5.5M | +0.9% | #150 of 1,451 |
| 5Klamath County, OR | 71 | 8 | 2.8 | $3.8M | +0.9% | #197 of 1,451 |
| 6Polk County, OR | 70 | 7 | 2.1 | $5.4M | +2.3% | #223 of 1,451 |
| 7Umatilla County, OR | 69 | 10 | 3.5 | $3.4M | +1.5% | #250 of 1,451 |
| 8Josephine County, OR | 68 | 13 | 3.5 | $3.2M | −0.4% | #278 of 1,451 |
| 9Linn County, OR | 67 | 22 | 4.3 | $2.6M | +3.0% | #304 of 1,451 |
| 10Marion County, OR | 66 | 43 | 3.4 | $3.2M | +2.7% | #315 of 1,451 |
Other business types in Washington County
Each with its Groundwork market score here, out of 100, where it has one.
Food and drink
Groceries and convenience
Auto
- Auto repair and car care74
- Auto repair shops73
- Collision repair and body shops76
- Car washes and detailing76
- Tire shops77
- Oil change and quick lube56
- Gas stations73
- Insurance agencies34
Beauty and personal care
Fitness and classes
Health care
Child care
Clothing and laundry
Home services
Real estate
Funeral services
Questions
How many car washes and detailers are in Washington County, OR?
There are 60 car washes and detailers on map listings in Washington County as of September 2026. 8 of them (13%) are chain locations. The listings count car washes and detailers. Official counts show 30 businesses with payroll classed as car washes in 2023, unchanged from 2019.
How much do households in Washington County, OR spend on vehicle maintenance and repairs?
About $252.7M a year, or $1,074 per household. That is 12% above the U.S. average (an index of 112, where 100 is the U.S. average). Spread across the 60 car washes and detailers on map listings, it comes to $4.2M per location. The spending figure covers all vehicle maintenance and repairs, not only car washes and detailers. It is estimated from the incomes of the 235,406 households in Washington County and national spending patterns by income.
How does Washington County, OR compare with the U.S. for car washes and detailers?
Washington County has 2.5 car washes and detailers per 10,000 households, 34% below the U.S. rate of 3.8. Spending per location is $4.2M, 67% above the U.S. figure of $2.5M. At the national ratio of car washes and detailers to household spending, Washington County would have about 100, against 60 on map listings. There is one business with payroll in the industry for every 7,847 households, against one for every 6,523 across the U.S. The official count held level from 2019 to 2023, against +16.7% for the U.S.
How fast is Washington County, OR growing?
Population estimates put Washington County at 611,708 people in 2025, up 1.8% since 2020, slower than the U.S. (+3.1%). It has 235,406 households. Median household income in Washington County is $107,772, 33% above the U.S. median of $80,734. Against the 2015–2019 survey, the median rose 31.1%, before inflation.
What is the Groundwork market score?
The Groundwork market score runs from 0 to 100 and compares a market with others of its kind for one business type: states with states, metro areas with metro areas, small-town markets and counties with their own. It weighs household spending per competitor (35%), households per business with payroll (25%), population growth (20%) and spending power (20%), each ranked against those peers. A higher score means that, taken together, the market has more household spending and more households for each business already there, faster population growth and more spending per household than similar markets. It describes a market, not any one site or deal. Washington County scores 76 for car washes and detailers (high), #106 of 1,451 scored counties.
How can I see the market around a specific site?
Run a Groundwork site report on an address in Washington County. It maps the car washes and detailers on map listings near the site and sizes the households and spending within the distance you choose. New accounts get 10 actions over 3 days, no card.
How the score works · Top markets for car washes and detailers · All 56 business types in Washington County
Screening a site or an acquisition in Washington County?
A site report maps the competitors on map listings near an address and sizes the households and spending around it.
The button opens the report at the center of Washington County. Signed out, you see a blurred preview; on an account, each report is one action.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.
Figures are estimates for research only. Not investment or real estate advice.